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Montana Field Guide

Montana Field Guides

Tall Whitlow-grass - Draba praealta

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Native Species

Global Rank: G5
State Rank: SNR
C-value: 4


Agency Status
USFWS:
USFS:
BLM:


 

External Links

 
General Description
Biennial or short-lived perennial from a usually simple caudex. Stems branched or not, 7–30 cm. Basal leaves oblanceolate, 1–3 cm long with dentate margins. Stem leaves several, lanceolate. Vestitiure of simple to stellate hairs. Petals white, 2–3 mm long. Fruit erect-ascending, narrowly lanceolate, 8–14 × 1.5–2 mm, puberulent; style up to 0.1 mm long; lower pedicels 4–9 mm long (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Rocky Mountains from Alaska S through Yukon, NW Territories (as far N as Great Bear Lake), British Columbia and Alberta, S in U.S. to Wyoming and through Cascades to California and Nevada.

Observations in Montana Natural Heritage Program Database
Number of Observations: 5

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Sparsely vegetated soil of rocky slopes, cliffs, open forest, stream banks; montane to lower alpine (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Aho, Ken Andrew. 2006. Alpine and Cliff Ecosystems in the North-Central Rocky Mountains. Ph.D. Dissertation. Bozeman, Montana: Montana State University. 343 p.
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
  • Web Search Engines for Articles on "Tall Whitlow-grass"
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Citation for data on this website:
Tall Whitlow-grass — Draba praealta.  Montana Field Guide.  .  Retrieved on , from